diff --git a/example-external-task-worker/build.gradle b/example-external-task-worker/build.gradle
index 534bcecb..1691b88a 100644
--- a/example-external-task-worker/build.gradle
+++ b/example-external-task-worker/build.gradle
@@ -17,7 +17,7 @@ micronaut {
 dependencies {
     implementation("io.micronaut:micronaut-runtime")
     implementation("org.camunda.bpm:camunda-external-task-client:1.4.0")
-    implementation("com.sun.xml.bind:jaxb-impl:2.3.3")
+    implementation("com.sun.xml.bind:jaxb-impl:4.0.2")
 
     runtimeOnly("ch.qos.logback:logback-classic")
 }